Self-heating in coal has been extensively studied. The tendency to self-heat decreases with increasing rank of the coal. Lignite coals are more active than bituminous coals, which are more active than anthracite coals.
Cilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.ilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.
Culantro, Eryngium foetidum, has long, serrated leaves and sports a blue flower when permitted to bolt. It is the leaves of culantro that are popular in Caribbean and Asian dishes. Culantro is also often called spiny cilantro and is not as widely available as cilantro.Check with your market's produce manager if you do not see any in with other fresh herbs.ulantro is not an alternate spelling of cilantro. Answer: Culantro is a completely different plant from cilantro (see link below for more information on cilantro).